US2855150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counting device
Assignee: United States Steel Corp
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Filing: 1955-04-13
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Granted: 1958-10-07
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Expires: 1975-04-13
Abstract
No abstract record available.
Inventors
- 👤 William R Jasperson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:51
CPC Classifications
G; G06; G06M; G06M9/00; G06M1/00; G06M1/08; G06M1/10; G06M1/108; G06M7/00; G06M7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |